Home / 145,886.30-201,381.07-125,387.22

Finding the Fourth Proportional to 145,886.30, 201,381.07 and 125,387.22

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Solution

The fourth proportional to 145,886.30, 201,381.07 and 125,387.22 is: 173,084.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,886.30 : 201,381.07 = 125,387.22 : x
  2. Step 2: Convert to fraction form
    145,886.30/201,381.07 = 125,387.22/x
  3. Step 3: Cross multiply
    145,886.30x = 201,381.07 × 125,387.22
  4. Step 4: Simplify right side
    145,886.30x = 25,250,612,527.93
  5. Step 5: Solve for x
    x = 25,250,612,527.93/145,886.30
  6. Step 6: Final answer
    x = 173,084.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.